Golden Gate Bridge from Fort Point, San Francisco
Inserting unnecessary theories into climate models, in order to invent ways of blaming human activities for the weather, seems to be making life more difficult for the modellers in terms of accuracy of results. Natural variation is getting in the way.
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Over the past 40 years, winters in California have become drier, says Phys.org.
This is a problem for the region’s agricultural operations, as farmers rely on winter precipitation to irrigate their crops.
Determining if California will continue getting drier, or if the trend will reverse, has implications for its millions of residents.
But so far, climate models that account for changes in greenhouse gases and other human activities have had trouble reproducing California’s observed drying trends.
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